as in perfect
done, made, or planned so well that nothing can go wrong
a foolproof plan DNA fingerprinting gives police a virtually foolproof way to link a suspect to a crime scene.
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Recent Examples of foolproof
Directing settlement money to charity can work in some cases, but even that is not foolproof.
—
Robert W. Wood, Forbes, 24 Feb. 2025
Boxed brownie mixes are a foolproof way to achieve the perfect fudgy texture and chocolate flavor.
—Sarah Martens, Better Homes & Gardens, 14 Feb. 2025
Available in four natural tints and one clear hue, this is a foolproof brow gel.
—Kiana Murden, Vogue, 12 Feb. 2025
There is no way to make anything completely foolproof, and that includes any safeguards built into a mirror cell that could prevent the risk of accidental or deliberate release into the environment.
—Kate Adamala, The Conversation, 11 Feb. 2025
See All Example Sentences for foolproof
Robert W. Wood, Forbes, 24 Feb. 2025
Boxed brownie mixes are a foolproof way to achieve the perfect fudgy texture and chocolate flavor.
—Sarah Martens, Better Homes & Gardens, 14 Feb. 2025
Available in four natural tints and one clear hue, this is a foolproof brow gel.
—Kiana Murden, Vogue, 12 Feb. 2025
There is no way to make anything completely foolproof, and that includes any safeguards built into a mirror cell that could prevent the risk of accidental or deliberate release into the environment.
—Kate Adamala, The Conversation, 11 Feb. 2025
See All Example Sentences for foolproof
Recent Examples of Synonyms for foolproof
Adjective
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Inside No 9 race: Is Osimhen perfect for Manchester United?—
Ali Rampling,
New York Times,
14 Apr. 2025
-
Body gua shas typically feature more intense angles and ridges—perfect for regular maintenance and post-strain relief alike (that last Pilates class was not messing around).—
Allure,
Allure,
14 Apr. 2025
Adjective
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The framework underneath Blue Prince isn’t flawless, though.—
Diego Argüello,
Rolling Stone,
12 Apr. 2025
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Starting at right-back but operating for the most part as the right of a three-man defence in possession, his decision-making with and without the ball was almost flawless.—
Liam Twomey,
New York Times,
11 Apr. 2025
Adjective
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Furthering its commitment to sustainable infrastructure, the company announced plans to expand its ultra-fast charging network internationally to help address the increasing demand for fast and reliable EV charging solutions.—
Lyubov Artemenko,
Forbes.com,
4 Apr. 2025
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Record sales have become a less reliable source of income for artists.—
Sara Chernikoff,
USA Today,
4 Apr. 2025
Cite this Entry
“Foolproof.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/foolproof. Accessed 18 Apr. 2025.
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